document.write( "Question 777913: What is the surface area of the sidewalk if a city park is 400 'long & 300' wide. The sidewalks are 6' wide?
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Algebra.Com's Answer #474334 by rothauserc(4718)\"\" \"About 
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surface area of park (SAP) = 400 * 300 = 120000 square feet
\n" ); document.write( "surface area of park with sidewalk (SAPW) = 412 * 312 = 128544
\n" ); document.write( "surface area of sidewalk = SAPW - SAP = 128544 - 120000 = 8544 square feet
\n" ); document.write( "ratio of sidewalk area to park area = 8544 / 120000 = 267 / 3750, approx 7/100
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